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Oval|Natural|IGI

0.51ct J SI2 Oval Natural Diamond

VG • J/SI2 • IGI 800673931

Shape and cutting style on the report: Oval brilliant

Certificate IGI 800673931

Diamond specifications and retailer prices

From $516 CAD
As of November 6, 2026
Save $1,632 CAD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,148 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural oval diamond

This 0.51ct natural oval sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 800673931. Listed at 11 retailers as of November 5, 2026, with prices from $516 to $2,148, a $1,632 spread on the same certified stone. NZ Jewellers lists it at $2,148. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
J
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle34.1°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI 800673931
Dimensions6.48 × 4.49 × 2.70 mm
L/W Ratio1.44
Girdle conditionFaceted
Top View
6.48 mm4.49 mm0.51 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 800673931
Side View
Table 61.0%Crown 34.1°Girdle: MED-THKPavilion 39.2°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,148 CAD|Low: $429 CAD|High: $2,148 CAD|Avg: $836 CAD|+10.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8$516 CAD
Retailer 4$550 CAD
Retailer 9$560 CAD
Retailer 7$603 CAD
Retailer 10$603 CAD
Retailer 12$647 CAD
Retailer 2$665 CAD
Retailer 3$744 CAD
Retailer 11$786 CAD
Retailer 6$1,016 CAD
Retailer 5$1,291 CAD
NZ Jewellers$2,148 CAD

45 data points across 12 retailers

11 retailers$516 CAD to $2,148 CAD

B+
Cheapest Retailer
-
$516 CAD
Final sale: no returns
B+
Retailer 2
-
$560 CAD
View
Retailer 3
-
$603 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$603 CAD
View
B+
Retailer 5
-
$647 CAD
View
B+
Retailer 6
-
$665 CAD
View
B+
Retailer 7
-
$744 CAD
View
B
Retailer 8
-
$786 CAD
View
B
Retailer 9
-
$1,016 CAD
View
B
Retailer 10
-
$1,291 CAD
View
Most Expensive
C
NZ Jewellers
59f33a37-6632-4c0e-bf8a-df1f3f5e7ae7 · Nov 5
$2,148 CAD
$1,527 USD
View
10 more retailers have this diamond
Prices start from $516 CADSave up to $1,632 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
0.51ct Oval
$516 CAD